# Accident 20000416005779A: Bell 407, Grand Canyon, AZ, April 16, 2000

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 16, 2000, 12:08 local time
- Place: Grand Canyon, AZ
- Airport: Grand Canyon National Park
- Damage: No damage
- Operating rules: Air taxi and commuter (Part 135)
- Operator: PG9A
- Location: 36.0303° N, 112.0204° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=36.0303&lon=-112.0204&mi=10
- Aircraft: N175PA, registered now (https://openairdocs.org/aircraft/N175PA) (OpenAirDocs)
- Registry model: Bell 407 (registry code 1182206, https://openairdocs.org/model/bell-407) (OpenAirDocs)
- Registry engine: Allison 250-C20 series (registry code 03020, https://openairdocs.org/engine/allison-250-c20-series) (OpenAirDocs)
- Reported make and model: BELL 407
- NTSB investigation: [NTSB LAX00LA156](https://openairdocs.org/ntsb/LAX00LA156) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20000416005779A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) DURING CRUISE FLIGHT, THE PILOT FELT A SEVERE VIBRATION EMINATING FROM THE REAR PORTION OF THE HELICOPTER. THE PILOT IMMEDIATELY ENTERED AUTOROTATION TO AN OPEN FIELD. DURING THE AUTO ROTATIONAL FLARE, THE TAIL ROTOR STRUCK A ROCK CAUSING DAMAGE TO THE TAIL ROTOR AND TAIL ROTOR GEAR BOX ASSEMBLY.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX00LA156](https://openairdocs.org/ntsb/LAX00LA156), Apr 16, 2000: Bell 407 (N175PA), Grand Canyon, AZ, substantial damage. Probable cause: The failure and subsequent disintegration of the oil cooler fan forward hanger bearing.

## Other reports on N175PA (1)

Matched to the same aircraft by N-number and date.

- [Accident 20030327012439A](https://openairdocs.org/incident/20030327012439A), Mar 27, 2003: Bell 407 (N175PA), Broaddus, TX, Substantial damage, 2 fatal. (-23) On March 27, 2003, at 1626 central daylight time, a Bell 407 helicopter, registration N175PA, was substantially damaged during a forced landing following…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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